As part of an effort to bring more students to my training facility in Lebanon, Tennessee (near Nashville), I have started a new training course that I believe is one of a kind. I have been teaching PLC and HMI/SCADA …

The Automation Academy Read more »

Share
Tagged with: , , , , , ,

Today’s post is extracted from my new “generic” PLC course manual, PLC Hardware and Programming – Multi-Platform. In the manual, I also cover the origins of the computer, beginning with the Babbage Analytical Engine, all the way back in 1823! …

Birth of the Programmable Controller Read more »

Share
Tagged with: , , , , , , , , , , , ,

Today’s post covers ASCII, string manipulation and how to deal with readable text in a PLC. The picture above is from a ControlLogix program (Allen-Bradley, RSLogix5000 v.16) I wrote back in 2006. The program communicated with a PC-based Cognex machine …

Ladder Logic 305: ASCII and Strings Read more »

Share
Tagged with: , , , , ,

As I progressed through my automation career I was exposed to many different PLC platforms. My first job out of college was as an applications and sales engineer for a distributor of Eagle-Signal, Omron, Idec and Fuji PLCs. Back then …

PLC Software and Templates Read more »

Share
Tagged with: , , , , ,